Electrical kelly cock assembly

Details Electrical kelly cock assembly Electrical kelly cock assembly

1975-11-10

1976-11-02

Lake, Roy

Geometrical instruments

339 59R, 339 94R, H01R 304

Patent

active

039893308

ABSTRACT:
A kelly cock assembly adapted for connection within a tubular drill string above or below the kelly joint for controlling the flow of fluids through the drill string, wherein an electrical conductor means is provided for detachable interconnection with one or more electrical cables provided in the drill string for uninterrupted transportation of electrical energy between a location at the surface and a subsurface location without interferring with fluid flow control by the valve means of the assembly.

REFERENCES:
patent: 2917722 (1959-12-01), Cobbett et al.
patent: 3816641 (1974-06-01), Iversen
patent: 3945700 (1976-03-01), Didier

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